{"id":108,"date":"2022-07-14T13:40:52","date_gmt":"2022-07-14T11:40:52","guid":{"rendered":"http:\/\/apitoxin.sk\/?p=108"},"modified":"2022-07-15T06:31:15","modified_gmt":"2022-07-15T04:31:15","slug":"liecba-vcelim-jedom-pri-astme","status":"publish","type":"post","link":"http:\/\/d.r5.wbsprt.com\/apitoxin.sk\/2022\/07\/14\/liecba-vcelim-jedom-pri-astme\/","title":{"rendered":"Lie\u010dba v\u010del\u00edm jedom pri astme"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p>Astma a jej prejav<br>Astma postihla ve\u013ek\u00fa popul\u00e1ciu, ktor\u00e1 zah\u0155\u0148a dospel\u00fdch a deti. Toto ochorenie je be\u017enej\u0161ie vo vyspelom a industrializovanom svete. Bolo pozorovan\u00e9, \u017ee za posledn\u00fdch 50 rokov po\u010det pr\u00edpadov astmy v\u00fdrazne vzr\u00e1stol. Ak hovor\u00edme o z\u00e1pade, mo\u017eno poveda\u0165, \u017ee takmer 10 % be\u017enej popul\u00e1cie trp\u00ed astmou a medzi postihnut\u00fdmi je percento chlapcov vy\u0161\u0161ie ako diev\u010dat.\u200b<\/p>\n\n\n\n<p>\u010co je astma?<br>Astma je typ chronick\u00e9ho z\u00e1palu, ktor\u00fd s\u0165ahuje svaly pr\u00edtomn\u00e9 okolo priedu\u0161nice a vedie k opuchu sliznice. \u010co to znamen\u00e1? Aby bolo jasn\u00e9, astma obmedzuje norm\u00e1lny prietok vzduchu do p\u013e\u00fac, \u010do vedie k d\u00fdchavi\u010dnosti, sipotu a ka\u0161\u013eu. Okrem toho m\u00e1 pacient s astmou probl\u00e9my s dutinami a nosom spolu so zo\u0161t\u00edhlen\u00edm hrudn\u00edka. Toto s\u00fa z\u00e1kladn\u00e9 pr\u00edznaky astmy.<\/p>\n\n\n\n<p>Ak\u00e9 s\u00fa mo\u017en\u00e9 sp\u00fa\u0161\u0165a\u010de astmy?<br>V nieko\u013ek\u00fdch pr\u00edpadoch astmy m\u00f4\u017eu by\u0165 tieto pr\u00edznaky dos\u0165 z\u00e1va\u017en\u00e9 a ak sa s nimi nezaobch\u00e1dza v\u010das, m\u00f4\u017eu vies\u0165 k v\u00e1\u017enym n\u00e1sledkom. E\u0161te je potrebn\u00e9 ur\u010di\u0165, \u010do sp\u00f4sobuje astmu, ale v\u0161eobecne sa ver\u00ed, \u017ee astmu m\u00f4\u017eu vyvola\u0165 niektor\u00e9 chemik\u00e1lie, zl\u00e9 vn\u00fatorn\u00e9 prostredie, alergie a zne\u010distenie ovzdu\u0161ia. Niektor\u00ed \u013eudia maj\u00fa aj dedi\u010dn\u00fa astmu. St\u00e1va sa to, ke\u010f jeden alebo obaja rodi\u010dia maj\u00fa pr\u00edznaky astmy. V d\u00f4sledku toho je dos\u0165 pravdepodobn\u00e9, \u017ee aj u ich die\u0165a\u0165a sa niekedy objavia pr\u00edznaky astmy.<\/p>\n\n\n\n<p>Kto trp\u00ed astmou?<br>Astma m\u00f4\u017ee postihn\u00fa\u0165 aj deti a dobr\u00e1 vec je, \u017ee pr\u00edznaky m\u00f4\u017eu \u010dasom vymizn\u00fa\u0165. Existuj\u00fa dva r\u00f4zne typy astmy: nealergick\u00e1 astma a alergick\u00e1 astma. Dospel\u00ed zvy\u010dajne \u010delia pr\u00edznakom nealergickej astmy, zatia\u013e \u010do deti v\u00e4\u010d\u0161inou trpia alergickou astmou.<\/p>\n\n\n\n<p>Je tie\u017e potrebn\u00e9 ch\u00e1pa\u0165, \u017ee alergick\u00e1 astma sa m\u00f4\u017ee \u013eahko vyvin\u00fa\u0165 u t\u00fdch pacientov, ktor\u00ed maj\u00fa ur\u010dit\u00fd druh precitlivenosti s\u00favisiaci s rozto\u010dmi, zvieracou srs\u0165ou a pe\u013eom. Ke\u010f telo za\u017eije niektor\u00fd z t\u00fdchto sp\u00fa\u0161\u0165a\u010dov, protil\u00e1tky za\u010dn\u00fa p\u00f4sobi\u0165, \u010do vedie k alergickej reakcii, ktor\u00e1 sa naz\u00fdva astma.<\/p>\n\n\n\n<p>Na druhej strane nealergick\u00fa astmu zvy\u010dajne sp\u00fa\u0161\u0165aj\u00fa r\u00f4zne respira\u010dn\u00e9 infekcie, fyzick\u00e1 n\u00e1maha, v\u00fdfukov\u00e9 plyny, tabakov\u00fd dym, parfumy, drogy, studen\u00fd vzduch, smog a prach.<\/p>\n\n\n\n<p>Subjekt astmy mus\u00ed pos\u00fadi\u0165 stav a pou\u017ei\u0165 najnov\u0161ie a \u00fa\u010dinn\u00e9 pr\u00edrodn\u00e9 lie\u010dby, ako je jed v\u010diel medonosn\u00fdch, aby kontroloval sympt\u00f3my. Ak\u00fdko\u013evek druh lie\u010dby trv\u00e1 nejak\u00fd \u010das, k\u00fdm prinesie svoje \u00fa\u010dinky, tak\u017ee sa vy\u017eaduje trpezlivos\u0165.<\/p>\n\n\n\n<p><strong>Ochrann\u00e9 \u00fa\u010dinky intratrache\u00e1lne pod\u00e1vanej fosfolip\u00e1zy A2 z v\u010delieho jedu na alergick\u00fa astmu vyvolan\u00fa ovalbum\u00ednom\u2026<\/strong><br>Terapeutick\u00e9 mo\u017enosti, ktor\u00e9 sa v s\u00fa\u010dasnosti pou\u017e\u00edvaj\u00fa na kontrolu sympt\u00f3mov astmy, zah\u0155\u0148aj\u00fa \u03b22 agonisty a kortikosteroidy. Obe tieto lie\u010dby s\u00fa \u00fa\u010dinn\u00e9 pri kontrole \u0161kodliv\u00fdch ved\u013eaj\u0161\u00edch \u00fa\u010dinkov astmy.<\/p>\n\n\n\n<p>Pre t\u00fato \u0161t\u00fadiu sa starostlivo sk\u00famal jeden z hlavn\u00fdch prvkov BV (v\u010del\u00ed jed), charakteristika PLA2 (fosfolip\u00e1za A2). Z tohto d\u00f4vodu bol vybran\u00fd klinick\u00fd model astmy a uva\u017eovalo sa, ako PLA2 pom\u00e1ha pri zni\u017eovan\u00ed z\u00e1palu d\u00fdchac\u00edch ciest a zlep\u0161ovan\u00ed funkcie p\u013e\u00fac.<\/p>\n\n\n\n<p>Na experiment boli vybran\u00e9 samice my\u0161\u00ed BALB\/c, ktor\u00fdm bola vyvolan\u00e1 alergick\u00e1 astma. Intraperitone\u00e1lna injekcia OVA (ovalbum\u00edn) bola podan\u00e1 v 1. a 14. de\u0148 klinickej \u0161t\u00fadie. Po OVA nasledovala intratrache\u00e1lna sk\u00fa\u0161ka s 1 % OVA podan\u00e1 6-kr\u00e1t po\u010das 22. a 30. d\u0148a lie\u010dby.<\/p>\n\n\n\n<p>Po\u010das tejto doby sa hodnotila p\u013e\u00facna histol\u00f3gia a infiltr\u00e1cia imunitn\u00fdch buniek, ako s\u00fa cytok\u00edny Th2 v p\u013e\u00facach, u sam\u00edc my\u0161\u00ed, ktor\u00fdm sa pod\u00e1val OVA, a ne\u00fa\u010dasti na intratrache\u00e1lnej sk\u00fa\u0161ke PLA2 v\u010delieho jedu.<\/p>\n\n\n\n<p>V\u00fdsledky uk\u00e1zali, \u017ee intratrache\u00e1lne \u0161t\u00fadie PLA2 z v\u010delieho jedu viedli k potla\u010deniu alergickej astmy vyvolanej OVA u sam\u00edc my\u0161\u00ed. Z\u00e1pal d\u00fdchac\u00edch ciest bol zvl\u00e1dnut\u00fd v d\u00f4sledku zn\u00ed\u017eenia AHR. Pom\u00e1ha tie\u017e pri zni\u017eovan\u00ed hyperpl\u00e1zie poh\u00e1rikovit\u00fdch buniek. Okrem tohto \u00fa\u010dinku sa zistilo, \u017ee do\u0161lo k v\u00fdrazn\u00e9mu zn\u00ed\u017eeniu produkcie Th2 cytok\u00ednov, ako s\u00fa IL-13, IL-5 a IL-4. Okrem toho sa zn\u00ed\u017eil aj celkov\u00fd po\u010det buniek, ktor\u00e9 zah\u0155\u0148ali neutrofily, makrof\u00e1gy a eozinofily v d\u00fdchac\u00edch cest\u00e1ch.<\/p>\n\n\n\n<p><strong>Fosfolip\u00e1za A2 z v\u010delieho jedu potl\u00e1\u010da alergick\u00fd z\u00e1pal d\u00fdchac\u00edch ciest pri astme vyvolanej ovalbum\u00ednom\u2026<\/strong><br>\u200bTerapia v\u010del\u00edm jedom sa u\u017e dlho pou\u017e\u00edva v r\u00f4znych form\u00e1ch a kombin\u00e1ci\u00e1ch na lie\u010dbu chronick\u00fdch z\u00e1palov\u00fdch ochoren\u00ed. V\u010del\u00ed jed je pova\u017eovan\u00fd za jeden z najlep\u0161\u00edch alternat\u00edvnych liekov na probl\u00e9my s d\u00fdchac\u00edmi cestami. U\u017e bolo preuk\u00e1zan\u00e9, \u017ee v\u010del\u00ed jed zvy\u0161uje prirodzen\u00fa imunitn\u00fa toleranciu zv\u00fd\u0161en\u00edm mno\u017estva Tregs (T buniek) pri r\u00f4znych poruch\u00e1ch imunitn\u00e9ho syst\u00e9mu.<\/p>\n\n\n\n<p>Napriek tomu je potrebn\u00e9 ur\u010di\u0165, ako v\u010del\u00ed jed pom\u00e1ha regulova\u0165 t\u00fato \u0161pecifick\u00fa reakciu imunitn\u00e9ho syst\u00e9mu. V tejto klinickej \u0161t\u00fadii sa podrobne sk\u00famalo, ako v\u010del\u00ed jed PLA2 podporuje pozit\u00edvne \u00fa\u010dinky, ktor\u00e9 sa dod\u00e1vaj\u00fa prostredn\u00edctvom T-buniek v r\u00f4znych modeloch astmy. PLA2 z v\u010delieho jedu sa pod\u00e1val my\u0161iam po expoz\u00edcii OVA intraperitone\u00e1lnou injekciou. Po\u010das tejto \u0161t\u00fadie sa \u0161tudoval v\u00fdvoj a spr\u00e1vanie my\u0161\u00ed po expoz\u00edcii OVA z h\u013eadiska p\u013e\u00facnej histol\u00f3gie, Th2 cytok\u00ednov, Treg popul\u00e1cie a diferenci\u00e1lu a celkov\u00e9ho po\u010dtu buniek v tekutine z bronchoalveol\u00e1rnej lav\u00e1\u017ee.<\/p>\n\n\n\n<p>Depl\u00e9cia Treg sa pozorovala na pos\u00fadenie redukcie sympt\u00f3mov s\u00favisiacich s astmou a migr\u00e1ciou Treg. Z\u00e1vislos\u0165 CD206 na lie\u010dbe PLA2 v\u010del\u00edm jedom, ktor\u00e1 vedie k potla\u010deniu z\u00e1palu d\u00fdchac\u00edch ciest u my\u0161\u00ed po OVA bola tie\u017e vyhodnoten\u00e1 v prav\u00fd \u010das. Lie\u010dba PLA2 v\u010del\u00edm jedom pomohla vyvola\u0165 Tregs, ktor\u00e9 nakoniec zn\u00ed\u017eili infiltr\u00e1ciu z\u00e1palov\u00fdch buniek v p\u013e\u00facach my\u0161\u00ed s infekciou OVA. Pozorovalo sa, \u017ee Th2 cytok\u00edny pr\u00edtomn\u00e9 v BALF (tekutina z bronchoalveol\u00e1rnej lav\u00e1\u017ee) boli v\u00fdznamne zn\u00ed\u017een\u00e9 u my\u0161\u00ed lie\u010den\u00fdch PLA2 v\u010del\u00edm jedom.<\/p>\n\n\n\n<p>Ale zn\u00ed\u017eenie z\u00e1palov\u00fdch buniek po podan\u00ed PLA2 v\u010delieho jedu po stimul\u00e1cii OVA nebolo pozorovan\u00e9 u my\u0161\u00ed zbaven\u00fdch Treg. Okrem toho sa tie\u017e sk\u00famalo, ak\u00fd typ zapojenia je kontrolovan\u00fd CD206 v modeloch astmy u my\u0161\u00ed, ktor\u00e9 boli vystaven\u00e9 OVA po lie\u010dbe v\u010del\u00edm jedom PLA2.<\/p>\n\n\n\n<p>Pod\u013ea klinick\u00e9ho hodnotenia do\u0161lo k p\u00f4sobiv\u00e9mu zn\u00ed\u017eeniu hlad\u00edn z\u00e1palov\u00fdch buniek a TH2 cytok\u00ednov v tekutine z bronchoalveol\u00e1rnej lav\u00e1\u017ee t\u00fdch my\u0161\u00ed s infekciou OVA, ktor\u00e9 boli lie\u010den\u00e9 v\u010del\u00edm jedom PLA2. Ale my\u0161i PLA2 CD206 indukovan\u00e9 vajcom a v\u010del\u00edm jedom nevykazovali t\u00fato pozit\u00edvnu reakciu. Vo svetle tohto klinick\u00e9ho pozorovania mo\u017eno \u013eahko poveda\u0165, \u017ee v\u010del\u00ed jed PLA2 m\u00f4\u017ee zmierni\u0165 z\u00e1pal d\u00fdchac\u00edch ciest indukciou Tregs v astmatick\u00fdch modeloch my\u0161\u00ed s infekciou OVA.<br>6 samcov my\u0161\u00ed C57BL vo veku 6 a\u017e 7 t\u00fd\u017ed\u0148ov bolo z\u00edskan\u00fdch z Charles River Korea, Orient Bio, K\u00f3rea. Zatia\u013e \u010do my\u0161i CD206 (B6.129P2\u2010Mrc1tm1Mnz\/J, my\u0161i Foxp3EGFPC57BL\/6 a my\u0161i Foxp3EGFPBalb\/c (C.Cg\u2010Foxp3tm2Tch\/J) boli z\u00edskan\u00e9 z laborat\u00f3ria Jackson Laboratory, Bar Harbor. V\u0161etky modely my\u0161\u00ed boli poskytnut\u00e9 klimatiz\u00e1cia a spr\u00e1vny 12-hodinov\u00fd cyklus svetla a tmy spolu s podmienkami bez patog\u00e9nov. Dostali tie\u017e pr\u00edstup k jedlu a vode, aby sa zabezpe\u010dilo, \u017ee zostan\u00fa zdrav\u00e9 po\u010das klinickej \u0161t\u00fadie. Met\u00f3da prijat\u00e1 na vykon\u00e1vanie laborat\u00f3rneho v\u00fdskumu na my\u0161iach bolo pod\u013ea \u0161pecifikovan\u00fdch pravidiel starostlivosti o zvierat\u00e1 a hlavn\u00fdch z\u00e1sad pre pokusy na zvierat\u00e1ch na zvierat\u00e1ch, ktor\u00e9 uznala Univerzita Kyung Hee pre starostlivos\u0165 o zvierat\u00e1 a ich pou\u017e\u00edvanie.<\/p>\n\n\n\n<p>Modelov\u00e9 my\u0161i boli pripraven\u00e9 na \u0161t\u00fadiu intraperitone\u00e1lnou injekciou s hydroxidom hlinit\u00fdm 20 mg a ovalbum\u00ednom, ktor\u00e1 bola podan\u00e1 1. a 14. de\u0148. My\u0161i boli tie\u017e intratrache\u00e1lne stimulovan\u00e9 iba 1 % OVA podan\u00fdm 6-kr\u00e1t medzi 20. a 31. d\u0148om. Na druhej strane negat\u00edvne kontroln\u00e9 my\u0161i boli stimulovan\u00e9 a pripraven\u00e9 so samotn\u00fdm PBS. Skupina vystaven\u00e1 PLA2 v\u010del\u00edm jedom bola lie\u010den\u00e1 intraperitone\u00e1lnou injekciou PLA2 z v\u010delieho jedu v d\u00e1vke 0,2 mg\/kg ka\u017ed\u00e9 tri dni medzi 3. a 17. d\u0148om. Nov\u00fd laborat\u00f3rny experiment sa uskuto\u010dnil po 24 hodin\u00e1ch pod\u00e1vania poslednej intratrache\u00e1lnej expoz\u00edcie OVA.<\/p>\n\n\n\n<p>Hladiny IFN-\u03b3, IL-13, IL-5 a IL-4 v BALF boli hodnoten\u00e9 pomocou syst\u00e9mu BD Biosciences System ur\u010den\u00e9ho \u0161peci\u00e1lne na hodnotenie hladiny t\u00fdchto faktorov prostredn\u00edctvom kvantitat\u00edvnej sendvi\u010dovej s\u00fapravy na imunoanal\u00fdzu s enz\u00fdmom. Hladina s\u00e9rov\u00fdch OVA-\u0161pecifick\u00fdch IgE a jednoduch\u00fdch IgE bola meran\u00e1 pomocou ELISA. Po podan\u00ed anest\u00e9zie my\u0161iam sa odobrali vzorky krvi z ich retroorbit\u00e1lneho plexu. Na z\u00edskanie vzoriek s\u00e9ra sa pou\u017eila centrifuga\u010dn\u00e1 met\u00f3da. Tie sa a\u017e do testu skladovali pri teplote m\u00ednus 20 stup\u0148ov Celzia. Na meranie hlad\u00edn IgE sa uskladnen\u00e9 vzorky s\u00e9ra zriedili 5 % FBS v testovacom riedidle.<\/p>\n\n\n\n<p>V 31. de\u0148 klinick\u00e9ho vy\u0161etrenia boli my\u0161i d\u00f4kladne analyzovan\u00e9 pomocou neinvaz\u00edvnej met\u00f3dy funk\u010dn\u00e9ho merania p\u013e\u00fac na v\u00fdpo\u010det AHR. Modelov\u00e9 my\u0161i sa umiestnili do barometrickej pletyzmografickej komory na tri min\u00faty, aby sa z\u00edskali z\u00e1kladn\u00e9 hodnoty.<\/p>\n\n\n\n<p>\u0160tatistick\u00e1 anal\u00fdza v\u0161etk\u00fdch zhroma\u017eden\u00fdch vzoriek \u00fadajov sa uskuto\u010dnila pomocou softv\u00e9ru Prism 5 z\u00edskan\u00e9ho od Graph Pad Software Inc., CA, USA. Ak\u00fdko\u013evek druh rozdielov medzi o\u0161etren\u00fdmi vzorkami a prostriedkami kontroly sa \u010falej sk\u00famal <\/p>\n\n\n\n<p>e way ANOVA z tureck\u00e9ho viacn\u00e1sobn\u00e9ho porovn\u00e1vacieho testu.<\/p>\n\n\n\n<p>Pod\u013ea \u0161t\u00fadi\u00ed uskuto\u010dnen\u00fdch sk\u00f4r sa zistilo, \u017ee percento Tregs v\u00fdznamne vzr\u00e1stlo v splenocytoch o\u0161etren\u00fdch PLA2 v\u010del\u00edm jedom v porovnan\u00ed s bunkami o\u0161etren\u00fdmi PBS. Ned\u00e1vne spr\u00e1vy nazna\u010duj\u00fa, \u017ee Tregs m\u00f4\u017ee pom\u00f4c\u0165 potla\u010di\u0165 hyperreaktivitu a z\u00e1pal d\u00fdchac\u00edch ciest u my\u0161\u00ed s modelom astmy. Na definovanie \u00falohy PLA2 v\u010delieho jedu pri indukcii Treg buniek do d\u00fdchac\u00edch ciest sa vypo\u010d\u00edtalo percento Treg buniek pr\u00edtomn\u00fdch v p\u013e\u00facnych tkaniv\u00e1ch u my\u0161\u00ed s astmou vyvolanou OVA.<\/p>\n\n\n\n<p>O\u010dkovanie sa uskuto\u010dnilo dvakr\u00e1t, my\u0161iam s OVA v 1. a 14. de\u0148 klinickej \u0161t\u00fadie. Hne\u010f po 6 d\u0148och druhej imuniz\u00e1cie boli my\u0161i intratrache\u00e1lne stimulovan\u00e9 prostredn\u00edctvom 1% OVA, ktor\u00e9 bolo podan\u00e9 6-kr\u00e1t medzi 20. a 31. d\u0148om. Zistilo sa, \u017ee popul\u00e1cia Treg sa v skupine OVA v porovnan\u00ed so skupinou CON nezmenila. Na druhej strane popul\u00e1cia Treg vykazovala p\u00f4sobiv\u00fd n\u00e1rast v skupine OVA lie\u010denej v\u010del\u00edm jedom.<\/p>\n\n\n\n<p>Popul\u00e1cia Treg u my\u0161\u00ed s depl\u00e9ciou Treg nevykazovala \u017eiadnu v\u00fdznamn\u00fa zmenu po lie\u010dbe PLA2 v\u010del\u00edm jedom. D\u00f4vodom je, \u017ee \u00fa\u010dinky injekcie anti CD25 protil\u00e1tky u\u017e boli u t\u00fdchto my\u0161\u00ed pr\u00edtomn\u00e9. Potom sa sk\u00famal profil mRNA p\u013e\u00facnych tkan\u00edv z my\u0161\u00ed lie\u010den\u00fdch PLA2 + OVA, OVA a WT, aby sa vyhodnotila secernovan\u00e1 produkcia PLA2 u astmatick\u00fdch my\u0161\u00ed vyvolan\u00fdch OVA. Zistilo sa, \u017ee nebolo zaznamenan\u00e9 \u017eiadne zv\u00fd\u0161enie t\u00fdkaj\u00face sa Spla2-V a Spla2-IID u OVA+PLA2 a OVA-indukovan\u00fdch my\u0161\u00ed v porovnan\u00ed s WT my\u0161ami.<\/p>\n\n\n\n<p>Po stimul\u00e1cii OVA celkov\u00fd po\u010det lymfocytov, makrof\u00e1gov, neutrofilov, eozinofilov a buniek v tekutine BAL vzr\u00e1stol a to jasne ukazuje, \u017ee indukcia alergickej astmy u my\u0161\u00ed bola \u00faspe\u0161n\u00e1. Tie\u017e sa zistilo, \u017ee z\u00e1palov\u00e9 bunky po lie\u010dbe PLA2 v\u010del\u00edm jedom ubudli. Podobn\u00fd \u00fa\u010dinok sa v\u0161ak nezaznamenal v skupine s depl\u00e9ciou buniek Treg. Hoci Th2 cytok\u00edny boli zn\u00ed\u017een\u00e9 po lie\u010dbe v\u010del\u00edm jedom v OVA-indukovanom modeli astmatick\u00fdch my\u0161\u00ed.<\/p>\n\n\n\n<p>Histologick\u00e1 anal\u00fdza p\u013e\u00facnych tkan\u00edv zo skupiny OVA my\u0161\u00ed preuk\u00e1zala nadmern\u00fd n\u00e1rast z\u00e1palov\u00fdch buniek lokalizovan\u00fdch v p\u013e\u00facnom parench\u00fdme. Skupina CON nepreuk\u00e1zala \u017eiadny alarmuj\u00faci n\u00e1rast z\u00e1palov\u00fdch buniek. PLA2 terapia v\u010del\u00edm jedom tie\u017e kontrolovala prejavy z\u00e1palov\u00fdch buniek a zni\u017eovala popul\u00e1ciu PAS-pozit\u00edvnych poh\u00e1rikovit\u00fdch buniek umiestnen\u00fdch okolo bronchi\u00e1lnych d\u00fdchac\u00edch ciest. Av\u0161ak ani vzh\u013ead MYL9, ani po\u010det PAS-pozit\u00edvnych poh\u00e1rikovit\u00fdch buniek sa nezmenil o\u0161etren\u00edm v\u010del\u00edm jedom u my\u0161\u00ed zbaven\u00fdch Treg.<\/p>\n\n\n\n<p>Ak zhrnieme laborat\u00f3rny v\u00fdskum vykonan\u00fd na r\u00f4znych modeloch skupiny astmatick\u00fdch my\u0161\u00ed, mo\u017eno vyhl\u00e1si\u0165, \u017ee pod\u00e1vanie kontrolovan\u00e9ho a formulovan\u00e9ho; Lie\u010dba PLA2 v\u010del\u00edm jedom m\u00f4\u017ee pom\u00f4c\u0165 kontrolova\u0165 pr\u00edznaky alergickej astmy. BvPLA2 je \u00fa\u010dinn\u00fd zdroj na regul\u00e1ciu Tregs v bronchi\u00e1lnych d\u00fdchac\u00edch cest\u00e1ch. D\u00e1 sa tie\u017e poveda\u0165, \u017ee popul\u00e1cia Treg, ktor\u00e1 bola indukovan\u00e1 lie\u010dbou PLA2 v\u010del\u00edm jedom, je priamo spojen\u00e1 s CD206, ktor\u00fd zmier\u0148uje alergick\u00fd z\u00e1pal.<\/p>\n\n\n\n<p>Na spresnenie a definovanie zapojenia molekul\u00e1rneho mechanizmu, ktor\u00fd sa podie\u013ea na procese PLA2-CD206 v\u010delieho jedu, je v\u0161ak potrebn\u00e1 \u010fal\u0161ia \u0161t\u00fadia. Mohlo by to pom\u00f4c\u0165 pri v\u00fdvoji \u00fa\u010dinnej terapeutickej strat\u00e9gie na lie\u010dbu pacientov s astmou \u2013 bez ak\u00fdchko\u013evek z\u00e1va\u017en\u00fdch ved\u013eaj\u0161\u00edch \u00fa\u010dinkov.<\/p>\n\n\n\n<p>Zdroje:<br>\u200b<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/27669297\" target=\"_blank\" rel=\"noreferrer noopener\">Protective Effects of Intratracheally-Administered\u00a0Bee Venom\u00a0Phospholipase A2 on Ovalbumin-Induced Allergic Asthma&#8230;<br>\u200b<\/a><a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC4693726\/\" target=\"_blank\" rel=\"noreferrer noopener\">Bee Venom\u00a0Phospholipase A2 Suppresses Allergic Airway Inflammation In An Ovalbumin\u2010Induced Asthma&#8230;<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Astma a jej prejavAstma postihla ve\u013ek\u00fa popul\u00e1ciu, ktor\u00e1 zah\u0155\u0148a dospel\u00fdch a deti. Toto ochorenie je be\u017enej\u0161ie vo vyspelom a industrializovanom svete. Bolo pozorovan\u00e9, \u017ee za posledn\u00fdch 50 rokov po\u010det pr\u00edpadov astmy v\u00fdrazne vzr\u00e1stol. Ak hovor\u00edme o z\u00e1pade, mo\u017eno poveda\u0165, \u017ee takmer 10 % be\u017enej popul\u00e1cie trp\u00ed astmou a medzi postihnut\u00fdmi je percento chlapcov vy\u0161\u0161ie ako [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":109,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"ngg_post_thumbnail":0},"categories":[7],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.14 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Lie\u010dba v\u010del\u00edm jedom pri astme - apitoxin.sk<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/d.r5.wbsprt.com\/apitoxin.sk\/2022\/07\/14\/liecba-vcelim-jedom-pri-astme\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Lie\u010dba v\u010del\u00edm jedom pri astme - apitoxin.sk\" \/>\n<meta property=\"og:description\" content=\"Astma a jej prejavAstma postihla ve\u013ek\u00fa popul\u00e1ciu, ktor\u00e1 zah\u0155\u0148a dospel\u00fdch a deti. 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